Middle Backend Developer (Node.js)

We are looking for a skillful Backend Developer to join one of our teams working with US clients - referrals from the high-end American IT market. Our tech stack is built around React, Node. js and TypeScript.

We are working with well-established companies and sometimes startups in their early stages (MVPs), which makes the job full of diversity and exciting challenges while crafting cutting-edge solutions.

Enjoy the flexibility of working within the Polish time zone and collaborate with clients from diverse industries such as FinTech, SportsTech, MedTech, and many others. Salary: PLN - + VAT (B2B) Offer: Required skills: 2+ years of commercial experience in Node. js, SQL and NoSQL DBs, knowledge of JS frameworks (e.

g Express.

js, NestJS), experience in TypeScript, SOLID and KISS, knowledge about design and architecture patterns, knows how and why Docker and GitHub Actions works, basic usage of AWS services, English B2, Polish C1 Offer: B2B/UZL, paid days off, 100% remote (or hybrid/onsite - as you prefer), Polish time zone, flexible hours, full-time position, long-term contract, Scrum Teams Perks and Benefits: learning budget, budget for health insurance and sports, regular feedback, support, and real learning opportunities, access to internal Design Talks and Tech Talks, and more Tools you'll use: Apple MacBook Pro, Slack, GSuite, GitHub, Jira, Coda, FigJam, Claude Code Your future tasks and duties: Writing readable, testable and easy-to-maintain JS/TS code with OOP flavor Taking ownership of backend features from understanding requirements through implementation, testing and deployment Writing documentation for delivered code and technical decisions Code review of other developers in the team, including constructive feedback and knowledge sharing Direct involvement with the design and modification of basic DB structures and API contracts Propose pragmatic improvements and proactive ideas/solutions to enhance the product and team’s work processes Share insights with